allow Windows to auto-install generic CDC/ACM drivers, as this can break communication with the analyzer. Administrator Rights : Run all installers as an Administrator

: After plugging in your device, open Device Manager. You should see an entry under "Ports (COM & LPT)" or a dedicated "USBCAN-II" section without any yellow exclamation marks.

If you are using third-party adapters (like CANalyst-II) that claim ZLG compatibility, you may need to manually replace the ControlCAN.dll in the installation directory of CANTest or CANPro to match your specific hardware's library version. Help with ZLG USBCAN-II Driver for Jetson (arm64/aarch64)

After downloading and installing from , run these tests:

Do not trust any driver for ZLG USBCAN‑II found outside the official ZLG website or their authorized distributor portals. The risk of backdoored kernel drivers is non‑trivial for industrial USB‑CAN adapters, and only the signed, version‑tracked, and hash‑verifiable official download guarantees high quality and verified operation.

, it is essential to use official manufacturer sources to avoid system instability or communication failures. Official Driver Download

If you want, I can:

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